Passengers evacuated a concourse at Reagan National Airport outside Washington, D.C., on Thursday morning as authorities investigated a suspicious package. The suspicious package was found in a break room at the airport about 9 a.

The Federal Aviation Administration has lifted a ground stop that was issued for all flights out of D.C.'s major airports Friday afternoon.

Five airports in the area were being affected by a chemical odor coming the hub, prompting ground stops at all DC area airports. Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD),

Four airports are impacted, Transportation Secretary Sean Duffy warned on Friday.

Panic has ensued at Ronald Reagan International Airport after a suspicious package was found in a break room.

Southwest Airlines announced it will no longer fly from Chicago O'Hare and Washington Dulles from June, but will still operate from other nearby hubs.

Airports in the Baltimore-Washington, D.C., region are experiencing ground delays due to equipment issues. The Federal Aviation Administration had issued a ground stop shortly after 5 p.m. on Friday.

The U.S. Federal Aviation Administration on Friday night lifted a ground stop that had halted traffic ​at the three primary Washington-area airports for several hours after air ‌traffic had to halt work because of a strong chemical smell tied to a circuit board that overheated.

Ground stop lifted at DC-area airports after chemical odor disrupted air traffic control operations. DCA, Dulles, BWI resume with ground delays.

TSA wait times and Precheck security lines grow amid shutdown - here's how to check live wait times at DCA, IAD, BWI, CLT and ATL airports today.